| Sion to Bingol | 1,746.68 mi (2,811.00 km) |
| Sion to Birecik | 1,690.91 mi (2,721.26 km) |
| Sion to Bitlis | 1,838.99 mi (2,959.57 km) |
| Sion to Bodrum | 1,209.89 mi (1,947.12 km) |
| Sion to Bogazliyan | 1,487.47 mi (2,393.85 km) |
| Sion to Bolu | 1,267.45 mi (2,039.77 km) |
| Sion to Bolvadin | 1,307.49 mi (2,104.21 km) |
| Sion to Bor | 1,500.46 mi (2,414.76 km) |
| Sion to Borcka | 1,729.80 mi (2,783.85 km) |
| Sion to Boyabat | 1,397.07 mi (2,248.37 km) |
| Sion to Bozdogan | 1,222.62 mi (1,967.62 km) |
| Sion to Bozkir | 1,419.18 mi (2,283.95 km) |
| Sion to Bozkurt | 1,275.50 mi (2,052.72 km) |
| Sion to Bozuyuk | 1,219.61 mi (1,962.78 km) |
| Sion to Bucak | 1,333.65 mi (2,146.31 km) |
